# Nonvital bits of bashy2

# This file is part of bashy2, an irc bot used on irc.sdf.org.

# Copyright (C) 2016-2017 mlaine@sdfeu.org

# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:

# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

#------------------------------------------------------------------------------

function welcome {
    local db='./bits/data/seen'
    if [[ "$quiet" -eq 1 && "${chan:1}" = '#helpdesk' &&
            -z "$(grep "^$nick " "$db")" ]]; then
        ( cd "$cmd_dir" && './help' 0 "$nick" ) &
    fi
}

function seen {
    # Based on PRIVMSG events on a channel, updates a database of seen users.
    # The command seen depends on this database.
    local db='./bits/data/seen'
    [[ ! -f "$db" ]] && touch "$db"

    local time="$(date -u +%x\ %R\ %Z)"
    local old="$(grep "^$nick " "$db")"
    local new="$nick $time $chan"
    if [[ -n "$old" ]]; then
        perl -i -pe "s~$old~$new~" "$db"
    else
        printf '%s\n' "$new" >> "$db"
    fi
}

